Answer
$ 0.288 \;W$.
Work Step by Step
The given values are
Current $=0.045\; A$
Voltage $=6.4\;V$
Power $=$ voltage $\times$ current.
Substitute all values.
Power $= 6.4 \times 0.045$
Simplify.
Power $= 0.288 \;W$.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Section 1.12 - Multiplication and Division of Decimal Fractions - Exercises - Page 73: 55
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